Home / 1,580,557,003.93-2,181,166,961.48-866,109,978.08

Finding the Fourth Proportional to 1,580,557,003.93, 2,181,166,961.48 and 866,109,978.08

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Solution

The fourth proportional to 1,580,557,003.93, 2,181,166,961.48 and 866,109,978.08 is: 1,195,230,836.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,557,003.93 : 2,181,166,961.48 = 866,109,978.08 : x
  2. Step 2: Convert to fraction form
    1,580,557,003.93/2,181,166,961.48 = 866,109,978.08/x
  3. Step 3: Cross multiply
    1,580,557,003.93x = 2,181,166,961.48 × 866,109,978.08
  4. Step 4: Simplify right side
    1,580,557,003.93x = 1,889,130,469,192,410,880
  5. Step 5: Solve for x
    x = 1,889,130,469,192,410,880/1,580,557,003.93
  6. Step 6: Final answer
    x = 1,195,230,836.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.